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Ant-plant coevolution: a systematic evaluation of the Myrmelachista haberi (Formicinae) and Ocotea sp. (Lauraceae) symbiosis




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Differences in bark beetle (Coleoptera : Curculionidae) community composition within Cecropia obtusifolia (Cecropiaceae) petioles in two habitats in Monteverde, Costa Rica




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Effects of habitat on avian antipredator behavior




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Effect of colony size on age structure and behavior of Metabus gravidus (Araneidae) in the Monteverde Cloud Forest




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Behavioral adaptability of calling in a species of cricket (Orthoptera : Anastostomatidae) based on an increase in interference from a heterospecific natural chorus in San Luis, Costa Rica




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Behavioral response of wrens (Troglodytidae) to familiar and unfamiliar predator playbacks




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Seed toughness in Persea americana (Lauraceae) and Dioclea reflexa (Papilionaceae) and feeding behavior in agoutis (Dasyprocta punctata)




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Niche partitioning between Eisenia foetida (Lumbricidae) and native earthworms in Monteverde, Costa Rica




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Evidence of subsocial behavior through analysis of prey capture and feeding in a new species of Anelosimus (Araneae : Theridiidae)




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Blood parasite infection in mice from cloud forest and nearby disturbed habitats




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Patch fidelity behavior in coexisting damselflies : Hetaerina cruentata (Odonata : Calopterygidae) and Argia extranea (Odonata: Coenagrionidae)




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Relationship between floral advertisement and pollinia removal in Oerstedella exasperata (Orchidaceae)




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Maternal defensive behavior of Umbonia ataliba treehoppers




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The effect of wing color on Heliconius melpomene mating behavior and its implications on the evolution of mimicry




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Effects of weather conditions on pollinator behavior at Stachytarpheta jamaicensis (Verbenaceae)




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Spatial distribution, nectar production, and pollinator visitation in Habenaria monorrhiza (Orchidaceae)




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Increased agonistic behavior in hummingbirds (Family Trochilidae) in Monteverde, Costa Rica with a reduction of food at artificial feeders




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Are native plant gardens better for conserving bird populations than gardens with exotic plants?




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Inflorescence size and butterfly visitation in Lantana camara (Verbenaceae)




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Macro fungi species richness between two oak tree species (Quercus insignis and Quercus corrugata)




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The use of macroinvertebrates as water quality indicators along two streams in a disturbed landscape in Cañitas, Costa Rica




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Niche portioning in four frugivorous neotropical bats: Carollia subrufa, Carollia perspicillata, Sturnira ludovici, and Artibeus toltecus




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Aquatic macro-invertebrate community composition differences between the Atlantic and Pacific watersheds in Monteverde, Costa Rica




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Associative learning in relation to foraging of Neotropical stingless bee Trigona




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Behavior of the blue-diademed motmot (Momotus lessonii) when hearing predator and conspecific calls




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Floral color change and maintenance of old flowers in Lantana camara (Verbenaceae)




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Food resource density and territorial behavior of Monteverde Cloud Forest hummingbirds




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Foraging behavior and risk assessment of six hummingbird species in Monteverde, Costa Rica




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Prey preference of Megaphobema mesomelas (theraphosidae) in relation to prey abundance and chemical defense




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Sex, size and behavior in wolf spiders (Araneae, Lycosidea)




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Species composition and abundance of bark beetles (Curculionidae Scolytinae) in Cecropia petioles across three life zones in Monteverde, Costa Rica




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Bee and wasp diversity and abundance along an elevational gradient, Monteverde, Costa Rica




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Colonial placement behaviors of Metabus gravidus (Araneidae)




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Effects of novel object versus predator presence on nectarivorous bat foraging behavior




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Leaf area, worker size, and number of hitchhiking minima in Atta cephalotes




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Optimal energy allocation and behavior modification in provisioning Crawfordapis luctuosa




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Childhood outdoor experiences and current behavior : Attitude towards the environment and conservation




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Analysis of resource allocation trade-offs dictated by deceit pollination strategy in the monoecious understory shrub Begonia cooperi (Begoniaceae)




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Non-vocal sounds produced by the wings of Inca doves, Columbina inca, and seasonal effects on communication behavior in Costa rican dry-moist lowland forest




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Effects of resource partitioning on the behavior and foraging activity of the Coppery headed emerald and the purple throated mountain gem hummingbirds (Trochilidae)




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Crop size, ripening, and fruit removal in Solanum umbellatum (Solanaceae) by Phyllostomid bats




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Orchid fragrance complexity as a mechanism for Euglossine bee pollinator specialization




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A test of the Hubbell Theory using protist communities in bromeliad tanks as a model system




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Dung and soil type as factors for niche partitioning in dung beetles (Scarabaeidae)




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Preference on the scatter-hoarding behavior of the Central American Agouti (Dasyprocta punctata)




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Behavioral transitions during metamorphosis: Skototropism’s successors




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Effects of competition on copulatory behaviors in Pseudoxychila tarsalis (Coleoptera: Cicindelidae)




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Discharge and drift of benthic macroinvertebrates in a tropical montane stream




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Evidence for floral mimicry in Epidendrum radicans (Orchidaceae) with Asclepias curassavica (Apocynaceae) and Lantana camara (Verbenaceae)




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Macroinvertebrate communities and streambed substrates of a dammed stream in Monteverde, Costa Rica